Common metals and their alloys; building materials of metal; buildings, transportable, of metal; pipes and tubes of metal; steel, unwrought or semi-wrought; angle irons; lintels of metal; reinforcing materials, of metal, for concrete; reinforcing materials of metal for building; platforms, prefabricated, of metal; prefabricated houses [ready-to-assemble] of metal; shuttering of metal for concrete; cables of metal, non-electric; collars of metal for fastening pipes; pillars of metal for building; advertisement columns of metal; roof coverings of metal; roofing of metal; cornices of metal; steel buildings; buildings of metal; nuts of metal; iron, unwrought or semi-wrought; steel wire; wire of common metal; thread of metal for tying-up purposes; soldering wire of metal; iron wire; barbed wire; cast steel; cable joints of metal, non-electric; elbows of metal for pipes; duckboards of metal; scaffolding of metal; cask stands of metal; sheets and plates of metal; steel sheets; slabs of metal for building; paving blocks of metal; bindings of metal; steel alloys; alloys of common metal; metal building materials; refractory construction materials of metal; brackets of metal for building; common metals, unwrought or semi-wrought; copings of metal; sheet piles of metal; steel masts; posts of metal; building panels of metal; anchor plates; shims; gates of metal; joists of metal; junctions of metal for pipes; linings of metal for building; wall claddings of metal [building]; wall linings of metal [building]; ceilings of metal; props of metal; foundry moulds of metal; bands of metal for tying-up purposes; framework of metal for building; wall plugs of metal; frames of metal for building; stretchers for iron bands [tension links]; latticework of metal; beams of metal; pipework of metal; steel pipes; branching pipes of metal; gutter pipes of metal; drain pipes of metal; clips of metal for cables and pipes.

Building materials, not of metal; rigid pipes, not of metal, for building; non-metallic transportable buildings; roof flashing, not of metal; angle irons, not of metal; lintels, not of metal; scaffolding, non-metallic; reinforcing materials, not of metal, for building; concrete; reeds for building; prefabricated houses [kits]; shuttering, not of metal, for concrete; cement; asbestos cement; magnesia cement; cement for blast furnaces; cement for furnaces; advertisement columns, not of metal; roofing, not of metal; roofing, not of metal, incorporating solar cells; roof coverings, not of metal; buildings, not of metal.

Construction; building repair; installation services of metallic and non-metallic building materials; metal roof installation services; construction consultancy; rustproofing.

Updating of computer software; interior design; electronic data storage; material testing; conducting technical project studies; architectural consultancy; computer software consultancy; computer software design; engineering services; surveying [engineering]; construction drafting; computer programming; research and development of new products for others; technical research; technical writing; architectural services.